{"id":36935,"date":"2019-10-31T22:14:50","date_gmt":"2019-10-31T19:14:50","guid":{"rendered":"https:\/\/prohoster.info\/blog\/otkazoustojchivaya-ipee-set-iz-podruchnyh-sredstv\/"},"modified":"2019-10-31T22:14:50","modified_gmt":"2019-10-31T19:14:50","slug":"otkazoustojchivaya-ipee-set-iz-podruchnyh-sredstv","status":"publish","type":"post","link":"https:\/\/prohoster.info\/de\/blog\/administrirovanie\/otkazoustojchivaya-ipee-set-iz-podruchnyh-sredstv","title":{"rendered":"Fehlertolerantes IPeE-Netz aus verf\u00fcgbaren Mitteln","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

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<\/a><\/noindex><\/p>\n

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<\/p>\n

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\n\u0418\u0441\u0445\u043e\u0434\u043d\u0438\u043a\u0438 '\u043c\u0430\u0440\u0448\u0440\u0443\u0442\u0447\u0438\u043a\u0430'<\/b><\/p>\n

#include <stdio.h>\n#include <sys\/types.h>\n#include <ifaddrs.h>\n#include <netinet\/in.h>\n#include <string.h>\n#include <arpa\/inet.h>\n\n#include <tins\/tins.h>\n#include <map>\n#include <iostream>\n#include <functional>\n#include <sstream>\n\nusing std::cout;\nusing std::endl;\nusing std::map;\nusing std::bind;\nusing std::string;\nusing std::stringstream;\n\nusing namespace Tins;\n\nclass arp_monitor {\npublic:\n    void run(Sniffer &sniffer);\n    void reroute();\n    void makegws();\n    string iface;\n    map <string, string> gws;\nprivate:\n    bool callback(const PDU &pdu);\n    map <string, string> route_map;\n    map <string, string> mac_map;\n    map <IPv4Address, HWAddress<6>> addresses;\n};\n\nvoid  arp_monitor::makegws() {\n    struct ifaddrs *ifAddrStruct = NULL;\n    struct ifaddrs *ifa = NULL;\n    void *tmpAddrPtr = NULL;\n    gws.clear();\n    getifaddrs(&ifAddrStruct);\n    for (ifa = ifAddrStruct; ifa != NULL; ifa = ifa->ifa_next) {\n        if (!ifa->ifa_addr) {\n            continue;\n        }\n        string ifName = ifa->ifa_name;\n        if (ifName == "lo") {\n            char addressBuffer[INET_ADDRSTRLEN];\n            if (ifa->ifa_addr->sa_family == AF_INET) { \/\/ check it is IP4\n                \/\/ is a valid IP4 Address\n                tmpAddrPtr = &((struct sockaddr_in *) ifa->ifa_addr)->sin_addr;\n                inet_ntop(AF_INET, tmpAddrPtr, addressBuffer, INET_ADDRSTRLEN);\n            } else if (ifa->ifa_addr->sa_family == AF_INET6) { \/\/ check it is IP6\n                \/\/ is a valid IP6 Address\n                tmpAddrPtr = &((struct sockaddr_in6 *) ifa->ifa_addr)->sin6_addr;\n                inet_ntop(AF_INET6, tmpAddrPtr, addressBuffer, INET6_ADDRSTRLEN);\n            } else {\n                continue;\n            }\n            gws[addressBuffer] = addressBuffer;\n            cout << "GW " << addressBuffer << " is added" << endl;\n        }\n    }\n    if (ifAddrStruct != NULL) freeifaddrs(ifAddrStruct);\n}\n\nvoid arp_monitor::run(Sniffer &sniffer) {\n    cout << "RUNNED" << endl;\n    sniffer.sniff_loop(\n            bind(\n                    &arp_monitor::callback,\n                    this,\n                    std::placeholders::_1\n            )\n    );\n}\n\nvoid arp_monitor::reroute() {\n    cout << "REROUTING" << endl;\n    map<string, string>::iterator it;\n    for ( it = route_map.begin(); it != route_map.end(); it++ ) {\n        if (this->gws.count(it->second) && !this->gws.count(it->second)) {\n            string cmd = "ip route replace ";\n            cmd += it->first;\n            cmd += " dev " + this->iface;\n            cmd += " src " + it->second;\n            cmd += " proto static";\n            cout << cmd << std::endl;\n            cout << "REROUTE " << it->first << " SRC " << it->second << endl;\n            system(cmd.c_str());\n            cmd = "arp -s ";\n            cmd += it->first;\n            cmd += " ";\n            cmd += mac_map[it->first];\n            cout << cmd << endl;\n            system(cmd.c_str());\n\n        }\n    }\n    for ( it = gws.begin(); it != gws.end(); it++ ) {\n\tstring cmd = "arping -U -s ";\n\tcmd += it->first;\n\tcmd += " -I ";\n\tcmd += this->iface;\n\tcmd += " -b -c 1 ";\n\tcmd += it->first;\n        system(cmd.c_str());\n    }\n    cout << "REROUTED" << endl;\n}\n\nbool arp_monitor::callback(const PDU &pdu) {\n    \/\/ Retrieve the ARP layer\n    const ARP &arp = pdu.rfind_pdu<ARP>();\n\n    if (arp.opcode() == ARP::REQUEST) {\n\t\n        string target = arp.target_ip_addr().to_string();\n        string sender = arp.sender_ip_addr().to_string();\n        this->route_map[sender] = target;\n        this->mac_map[sender] = arp.sender_hw_addr().to_string();\n        cout << "save sender " << sender << ":" << this->mac_map[sender] << " want taregt " << target << endl;\n        if (this->gws.count(target) && !this->gws.count(sender)) {\n            string cmd = "ip route replace ";\n            cmd += sender;\n            cmd += " dev " + this->iface;\n            cmd += " src " + target;\n            cmd += " proto static";\n\/\/            cout << cmd << std::endl;\n\/*            cout << "ARP REQUEST FROM " << arp.sender_ip_addr()\n                 << " for address " << arp.target_ip_addr()\n                 << " sender hw address " << arp.sender_hw_addr() << std::endl\n                 << " run cmd: " << cmd << endl;*\/\n            system(cmd.c_str());\n            cmd = "arp -s ";\n            cmd += arp.sender_ip_addr().to_string();\n            cmd += " ";\n            cmd += arp.sender_hw_addr().to_string();\n            cout << cmd << endl;\n            system(cmd.c_str());\n        }\n    }\n    return true;\n}\n\narp_monitor monitor;\nvoid reroute(int signum) {\n    monitor.makegws();\n    monitor.reroute();\n}\n\nint main(int argc, char *argv[]) {\n    string test;\n    cout << sizeof(string) << endl;\n\n    if (argc != 2) {\n        cout << "Usage: " << *argv << " <interface>" << endl;\n        return 1;\n    }\n    signal(SIGHUP, reroute);\n    monitor.iface = argv[1];\n    \/\/ Sniffer configuration\n    SnifferConfiguration config;\n    config.set_promisc_mode(true);\n    config.set_filter("arp");\n\n    monitor.makegws();\n\n    try {\n        \/\/ Sniff on the provided interface in promiscuous mode\n        Sniffer sniffer(argv[1], config);\n\n        \/\/ Only capture arp packets\n        monitor.run(sniffer);\n    }\n    catch (std::exception &ex) {\n        std::cerr << "Error: " << ex.what() << std::endl;\n    }\n}<\/code><\/pre>\n
\u0421\u043a\u0440\u0438\u043f\u0442 \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u043a\u0438 libtins<\/b><\/p>\n
#!\/bin\/bash\n\ngit clone https:\/\/github.com\/mfontanini\/libtins.git\ncd libtins\nmkdir build\ncd build\ncmake ..\/\nmake\nmake install\nldconfig\n<\/code><\/pre>\n
\u041a\u043e\u043c\u0430\u043d\u0434\u0430 \u0434\u043b\u044f \u0441\u0431\u043e\u0440\u043a\u0438 \u0431\u0438\u043d\u0430\u0440\u043d\u0438\u043a\u0430<\/b><\/p>\n
g++ main.cpp -o arp-rt -O3 -std=c++11 -lpthread -ltins<\/code><\/pre>\n
\u041a\u0430\u043a \u0435\u0433\u043e \u0437\u0430\u043f\u0443\u0441\u043a\u0430\u0442\u044c?<\/b><\/p>\n
\nstart-stop-daemon --start --exec  \/opt\/ipoe\/arp-routes\/arp-rt -b -m -p \/opt\/ipoe\/arp-routes\/daemons\/eth0.800.pid -- eth0.800\n<\/code><\/pre>\n
\u0414\u0430 \u2014 \u043e\u043d \u043f\u043e \u0441\u0438\u0433\u043d\u0430\u043b\u0443 HUP \u043f\u0435\u0440\u0435\u0441\u0442\u0440\u0430\u0432\u0438\u0430\u0435\u0442 \u0442\u0430\u0431\u043b\u0438\u0446\u044b. \u041f\u043e\u0447\u0435\u043c\u0443 \u043d\u0435 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043b \u043d\u0435\u0442\u043b\u0438\u043d\u043a? \u041b\u0435\u043d\u044c \u043f\u0440\u043e\u0441\u0442\u043e \u0434\u0430 \u0438 \u043b\u0438\u043d\u0443\u043a\u0441 \u044d\u0442\u043e \u0441\u043a\u0440\u0438\u043f\u0442 \u043d\u0430 \u0441\u043a\u0440\u0438\u043f\u0442\u0435 \u2014 \u0442\u0430\u043a, \u0447\u0442\u043e \u0432\u0441\u0435 \u043d\u043e\u0440\u043c\u0430\u043b\u044c\u043d\u043e. \u041d\u0443 \u043c\u0430\u0440\u0448\u0440\u0443\u0442\u044b \u043c\u0430\u0440\u0448\u0440\u0443\u0442\u0430\u043c\u0438, \u0447\u0442\u043e \u0434\u0430\u043b\u044c\u0448\u0435? \u0414\u0430\u043b\u044c\u0448\u0435 \u043d\u0430\u043c \u043d\u0430\u0434\u043e \u043e\u0442\u043e\u0441\u043b\u0430\u0442\u044c \u043d\u0430 \u0431\u043e\u0440\u0434\u0435\u0440 \u043c\u0430\u0440\u0448\u0440\u0443\u0442\u044b, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0435\u0441\u0442\u044c \u043d\u0430 \u044d\u0442\u043e\u043c \u0441\u0435\u0440\u0432\u0435\u0440\u0435 \u2014 \u0442\u0443\u0442, \u0432 \u0441\u0438\u043b\u0443 \u0442\u0435\u0445 \u0436\u0435 \u0443\u0441\u0442\u0430\u0440\u0435\u0432\u0448\u0438\u0445 \u0436\u0435\u043b\u0435\u0437\u044f\u043a, \u043c\u044b \u043f\u043e\u0448\u043b\u0438 \u043f\u0443\u0442\u0435\u043c \u043d\u0430\u0438\u043c\u0435\u043d\u044c\u0448\u0435\u0433\u043e \u0441\u043e\u043f\u0440\u043e\u0442\u0438\u0432\u043b\u0435\u043d\u0438\u044f \u2014 \u043f\u043e\u043b\u043e\u0436\u0438\u043b\u0438 \u044d\u0442\u0443 \u0437\u0430\u0434\u0430\u0447\u0443 \u043d\u0430 BGP.<\/p>\n
\n\u041a\u043e\u043d\u0444\u0438\u0433 bgp<\/b>hostname *******
\npassword *******
\nlog file \/var\/log\/bgp.log
\n!
\n# \u043d\u043e\u043c\u0435\u0440 \u0430\u0441-\u043a\u0438, \u0430\u0434\u0440\u0435\u0441\u0430 \u0438 \u0441\u0435\u0442\u0438 \u0432\u044b\u0434\u0443\u043c\u0430\u043d\u044b
\nrouter bgp 12345
\n bgp router-id 1.2.3.4
\n redistribute connected
\n redistribute static
\n neighbor 1.2.3.1 remote-as 12345
\n neighbor 1.2.3.1 next-hop-self
\n neighbor 1.2.3.1 route-map none in
\n neighbor 1.2.3.1 route-map export out
\n!
\naccess-list export permit 1.2.3.0\/24
\n!
\nroute-map export permit 10
\n match ip address export
\n!
\nroute-map export deny 20<\/p>\n
\u041f\u0440\u043e\u0434\u043e\u043b\u0436\u0430\u0435\u043c. \u0414\u043b\u044f \u0442\u043e\u0433\u043e, \u0447\u0442\u043e\u0431\u044b \u0441\u0435\u0440\u0432\u0435\u0440 \u043e\u0442\u0432\u0435\u0447\u0430\u043b \u043d\u0430 \u0430\u0440\u043f \u0437\u0430\u043f\u0440\u043e\u0441\u044b \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e \u0432\u043a\u043b\u044e\u0447\u0438\u0442\u044c \u043f\u0440\u043e\u043a\u0441\u0438 \u0430\u0440\u043f.<\/p>\n
\necho 1 > \/proc\/sys\/net\/ipv4\/conf\/eth0.800\/proxy_arp\n<\/code><\/pre>\n
<\/p>\n
\u0418\u0434\u0435\u043c \u0434\u0430\u043b\u044c\u0448\u0435 \u2014 ucarp. \u0421\u043a\u0440\u0438\u043f\u0442\u044b \u0437\u0430\u043f\u0443\u0441\u043a\u0430 \u0441\u0435\u0433\u043e \u0447\u0443\u0434\u0430 \u043f\u0438\u0448\u0435\u043c \u0441\u0430\u043c\u0438<\/p>\n
\n\u041f\u0440\u0438\u043c\u0435\u0440 \u0437\u0430\u043f\u0443\u0441\u043a\u0430 \u043e\u0434\u043d\u043e\u0433\u043e \u0434\u0435\u043c\u043e\u043d\u0430<\/b><\/p>\n
\nstart-stop-daemon --start --exec  \/usr\/sbin\/ucarp -b -m -p \/opt\/ipoe\/ucarp-gen2\/daemons\/$iface.$vhid.$virtualaddr.pid -- --interface=eth0.800 --srcip=1.2.3.4 --vhid=1 --pass=carpasword --addr=10.10.10.1 --upscript=\/opt\/ipoe\/ucarp-gen2\/up.sh --downscript=\/opt\/ipoe\/ucarp-gen2\/down.sh -z -k 10 -P --xparam="10.10.10.0\/24"\n<\/code><\/pre>\n
up.sh<\/b><\/p>\n
\n#!\/bin\/bash\n\niface=$1\naddr=$2\ngw=$3\n\nvlan=`echo $1 | sed "s\/eth0.\/\/"`\n\n\nip ad ad $addr\/32 dev lo\nip ro add blackhole $gw\necho 1 > \/proc\/sys\/net\/ipv4\/conf\/$iface\/proxy_arp\n\nkillall -9 dhcrelay\n\/etc\/init.d\/dhcrelay zap\n\/etc\/init.d\/dhcrelay start\n\n\nkillall -HUP arp-rt\n<\/code><\/pre>\n
down.sh<\/b><\/p>\n
\n#!\/bin\/bash\n\niface=$1\naddr=$2\ngw=$3\n\nip ad d $addr\/32 dev lo\nip ro de blackhole $gw\necho 0 > \/proc\/sys\/net\/ipv4\/conf\/$iface\/proxy_arp\n\n\nkillall -9 dhcrelay\n\/etc\/init.d\/dhcrelay zap\n\/etc\/init.d\/dhcrelay start\n\n<\/code><\/pre>\n
\u0427\u0442\u043e\u0431\u044b dhcprelay \u0440\u0430\u0431\u043e\u0442\u0430\u043b \u043d\u0430 \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441\u0435 \u2014 \u0435\u043c\u0443 \u043d\u0443\u0436\u0435\u043d \u0430\u0434\u0440\u0435\u0441\u0441. \u041f\u043e \u044d\u0442\u043e\u043c\u0443 \u043d\u0430 \u0438\u043d\u0442\u0435\u0440\u0444\u0435\u0439\u0441\u0430\u0445, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043c\u044b \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c \u043c\u044b \u0434\u043e\u0431\u0430\u0432\u0438\u043c \u043b\u0435\u0432\u044b\u0435 \u0430\u0434\u0440\u0435\u0441\u0430 \u2014 \u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440 10.255.255.1\/32, 10.255.255.2\/32 \u0438 \u0442.\u0434. \u041a\u0430\u043a \u043d\u0430\u0441\u0442\u0440\u0430\u0438\u0432\u0430\u0442\u044c \u0440\u0435\u043b\u0435\u0439 \u0440\u0430\u0441\u0441\u043a\u0430\u0437\u044b\u0432\u0430\u0442\u044c \u043d\u0435 \u0431\u0443\u0434\u0443 \u2014 \u0442\u0430\u043c \u0432\u0441\u0435 \u043f\u0440\u043e\u0441\u0442\u043e.<\/p>\n
<\/p>\n
\u0418\u0442\u0430\u043a, \u0447\u0442\u043e \u043c\u044b \u0438\u043c\u0435\u0435\u043c. \u0411\u0435\u043a\u0430\u043f \u0448\u043b\u044e\u0437\u043e\u0432, \u0430\u0432\u0442\u043e\u043d\u0430\u0441\u0442\u0440\u043e\u0439\u043a\u0430 \u043c\u0430\u0440\u0448\u0440\u0443\u0442\u043e\u0432, dhcp. \u042d\u0442\u043e \u043c\u0438\u043d\u0438\u043c\u0430\u043b\u044c\u043d\u044b\u0439 \u043d\u0430\u0431\u043e\u0440 \u2014 \u0435\u0449\u0435 \u043d\u0430 \u044d\u0442\u043e \u0432\u0441\u0435 \u043d\u0430\u043a\u0440\u0443\u0447\u0438\u0432\u0430\u0435\u0442\u0441\u044f lisg \u0438 \u0443 \u043d\u0430\u0441 \u0443\u0436\u0435 \u0435\u0441\u0442\u044c \u0438 \u0448\u0435\u0439\u043f\u0435\u0440. \u041f\u043e\u0447\u0435\u043c\u0443 \u0432\u0441\u0435 \u0442\u0430\u043a \u0434\u043b\u0438\u043d\u043d\u043e \u0438 \u0437\u0430\u043c\u043e\u0440\u043e\u0447\u043d\u043e? \u041d\u0435 \u043f\u0440\u043e\u0449\u0435 \u043b\u0438 \u0432\u0437\u044f\u0442\u044c accel-pppd \u0438 \u0432\u043e\u043e\u0431\u0449\u0435 \u044e\u0437\u0430\u0442\u044c pppoe? \u041d\u0435\u0442 \u043d\u0435 \u043f\u0440\u043e\u0449\u0435 \u2014 \u043b\u044e\u0434\u0438 \u0441 \u0442\u0440\u0443\u0434\u043e\u043c \u043f\u0430\u0447\u043a\u043e\u0440\u0434 \u0432 \u0440\u043e\u0443\u0442\u0435\u0440 \u0432\u043f\u0438\u0445\u043d\u0443\u0442\u044c \u043c\u043e\u0433\u0443\u0442, \u043d\u0435 \u0433\u043e\u0432\u043e\u0440\u044f \u0443\u0436\u0435 \u043f\u0440\u043e pppoe. accel-ppp \u0448\u0442\u0443\u043a\u0430 \u043a\u0440\u0443\u0442\u0430\u044f \u2014 \u043d\u043e \u043d\u0430\u043c \u043d\u0435 \u0437\u0430\u0448\u043b\u0430 \u2014 \u043a\u0443\u0447\u0430 \u043e\u0448\u0438\u0431\u043e\u043a \u0432 \u043a\u043e\u0434\u0435 \u2014 \u0441\u044b\u043f\u0435\u0442\u0441\u044f, \u0440\u0435\u0436\u0438\u0442 \u043a\u0440\u0438\u0432\u043e, \u0438 \u0441\u0430\u043c\u043e\u0435 \u043f\u0435\u0447\u0430\u043b\u044c\u043d\u043e\u0435 \u0442\u043e, \u0447\u0442\u043e \u0435\u0441\u043b\u0438 \u043e\u043d \u0441\u043a\u0440\u0430\u0448\u0438\u043b\u0441\u044f \u2014 \u0442\u043e, \u043b\u044e\u0434\u044f\u043c \u043d\u0430\u0434\u043e \u0432\u0441\u0435 \u043f\u0435\u0440\u0435\u0437\u0430\u0440\u0443\u0436\u0430\u0442\u044c \u2014 \u0442\u0435\u043b\u0435\u0444\u043e\u043d\u044b \u043a\u0440\u0430\u0441\u043d\u044b\u0435 \u2014 \u0432\u043e\u043e\u0431\u0449\u0435\u043c \u043d\u0435 \u043f\u043e\u0434\u043e\u0448\u0435\u043b \u043e\u043d. \u0412 \u0447\u0435\u043c \u043f\u043b\u044e\u0441 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f ucarp \u0430 \u043d\u0435 keepalived? \u0414\u0430 \u0432\u043e \u0432\u0441\u0435\u043c \u2014 \u0435\u0441\u0442\u044c 100 \u0448\u043b\u044e\u0437\u043e\u0432, keepalived \u0438 \u043e\u0434\u043d\u0430 \u043e\u0448\u0438\u0431\u043a\u0430 \u0432 \u043a\u043e\u043d\u0444\u0438\u0433\u0435 \u2014 \u043d\u0435 \u0440\u0430\u0431\u043e\u0442\u0430\u0435\u0442 \u0432\u0441\u0435. \u0421 ucarp \u043d\u0435 \u0440\u0430\u0431\u043e\u0442\u0430\u0435\u0442 1 \u0448\u043b\u044e\u0437. \u041f\u043e \u043f\u043e\u0432\u043e\u0434\u0443 \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438, \u043c\u043e\u043b \u043f\u0440\u043e\u043f\u0438\u0448\u0443\u0442 \u0441\u0435\u0431\u0435 \u0430\u0434\u0440\u0435\u0441\u0430 \u043b\u0435\u0432\u044b\u0435 \u0438 \u0431\u0443\u0434\u0443\u0442 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c\u0441\u044f \u043d\u0430 \u0448\u0430\u0440\u0438\u043a\u0430 \u2014 \u0434\u043b\u044f \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044f \u044d\u0442\u043e\u0433\u043e \u043c\u043e\u043c\u0435\u043d\u0442\u0430 \u043d\u0430 \u0432\u0441\u0435\u0445 \u0441\u0432\u0438\u0447\u0430\u0445\/\u043e\u043b\u0442\u0430\u0445\/\u0431\u0430\u0437\u0430\u0445 \u043d\u0430\u0441\u0442\u0440\u0430\u0438\u0432\u0430\u0435\u043c dhcp-snooping + source-guard + arp inspection. \u0415\u0441\u043b\u0438 \u0443 \u043a\u043b\u0438\u0435\u043d\u0442\u0430 \u043d\u0435 dhpc \u0430 \u0441\u0442\u0430\u0442\u0438\u043a\u0430 \u2014 acces-list \u043d\u0430 \u043f\u043e\u0440\u0442\u0443.<\/p>\n
<\/p>\n
\u0417\u0430\u0447\u0435\u043c \u044d\u0442\u043e \u0432\u0441\u0435 \u0434\u0435\u043b\u0430\u043b\u043e\u0441\u044c? \u0414\u043b\u044f \u0443\u043d\u0438\u0447\u0442\u043e\u0436\u0435\u043d\u0438\u044f \u043d\u0435\u0443\u0433\u043e\u0434\u043d\u043e\u0433\u043e \u043d\u0430\u043c \u0442\u0440\u0430\u0444\u0444\u0438\u043a\u0430. \u0422\u0435\u043f\u0435\u0440\u044c \u043d\u0430 \u043a\u0430\u0436\u0434\u044b\u0439 \u0441\u0432\u0438\u0447 \u0441\u0432\u043e\u0439 \u0432\u043b\u0430\u043d \u0438 unknown-unicast \u0443\u0436\u0435 \u043d\u0435 \u0441\u0442\u0440\u0430\u0448\u0435\u043d, \u0442\u0430\u043a \u043a\u0430\u043a \u0445\u043e\u0434\u0438\u0442\u044c \u0442\u043e \u0435\u043c\u0443 \u0443\u0436\u0435 \u0442\u043e\u043b\u044c\u043a\u043e \u0432 \u043e\u0434\u0438\u043d \u043f\u043e\u0440\u0442 \u043d\u0430\u0434\u043e \u0430 \u043d\u0435 \u0432\u043e \u0432\u0441\u0435\u2026 \u041d\u0443 \u0438 \u043f\u043e\u0431\u043e\u0447\u043d\u044b\u0435 \u044d\u0444\u0444\u0435\u043a\u0442\u044b \u2014 \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u0438\u0437\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u043a\u043e\u043d\u0444\u0438\u0433 \u043e\u0431\u043e\u0440\u0443\u0434\u043e\u0432\u0430\u043d\u0438\u044f, \u0431\u043e\u043b\u044c\u0448\u0430\u044f \u044d\u0444\u0444\u0435\u043a\u0442\u0438\u0432\u043d\u043e\u0441\u0442\u044c \u0440\u0430\u0441\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u044f \u0430\u0434\u0440\u0435\u0441\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u0441\u0442\u0432\u0430.<\/p>\n
<\/p>\n
\u041a\u0430\u043a \u043d\u0430\u0441\u0442\u0440\u0430\u0438\u0432\u0430\u0442\u044c lisg \u2014 \u044d\u0442\u043e \u043e\u0442\u0434\u0435\u043b\u044c\u043d\u0430\u044f \u0442\u0435\u043c\u0430. \u0421\u0441\u044b\u043b\u043a\u0438 \u043d\u0430 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 \u043f\u0440\u0438\u043b\u0430\u0433\u0430\u044e\u0442\u0441\u044f. \u0412\u043e\u0437\u043c\u043e\u0436\u043d\u043e \u043a\u043e\u043c\u0443\u0442\u043e \u043f\u043e\u043c\u043e\u0436\u0435\u0442 \u0438\u0437\u043b\u043e\u0436\u0435\u043d\u043d\u043e\u0435 \u0432\u044b\u0448\u0435 \u0432 \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u0441\u0432\u043e\u0438\u0445 \u0437\u0430\u0434\u0430\u0447. \u0412\u0435\u0440\u0441\u0438\u044e 6 \u0443 \u043d\u0430\u0441 \u0432 \u0441\u0435\u0442\u0438 \u043f\u043e\u043a\u0430 \u043d\u0435 \u0432\u043d\u0435\u0434\u0440\u044f\u044e\u0442 \u2014 \u043d\u043e \u0442\u0430\u043c \u0431\u0443\u0434\u0435\u0442 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u043a\u0430 \u2014 \u0432 \u043f\u043b\u0430\u043d\u0430\u0445 \u043f\u0435\u0440\u0435\u043f\u0438\u0441\u0430\u0442\u044c lisg \u043f\u043e\u0434 6 \u0432\u0435\u0440\u0441\u0438\u044e \u043d\u0443 \u0438 \u043d\u0430\u0434\u043e \u0431\u0443\u0434\u0435\u0442 \u043f\u043e\u0434\u043f\u0440\u0430\u0432\u0438\u0442\u044c \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043a\u0443, \u0447\u0442\u043e \u043c\u0430\u0440\u0448\u0440\u0443\u0442\u044b \u0434\u043e\u0431\u0430\u0432\u043b\u044f\u0435\u0442. \n<\/p>\n
\nLinux ISG<\/a><\/noindex>
\nDB2DHCP<\/a><\/noindex>
\nLibtins<\/a><\/noindex>
\n
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