traceroute ñ ðîóòåðà

[Alex Kud]

Èìåþ òàêèå íàñòðîéêè íà ðîóòåðå:

LAN: ip: 172.16.0.1/29
WAN: ip: 192.168.123.15/24, gateway: 192.168.123.1 è pptp íà àäðåñ 192.168.0.16 äëÿ âûõîäà â Èíòåðíåò.
Ðîóòû íà ëîêàëüíûå ïîäñåòè ïðîâàéäåðà: íà 192.168.0.0/16 è íà 172.16.0.0/12 ÷åðåç 192.168.123.1 (MAN).

Ïîëó÷àþ â ðîóòåðå òàêóþ òàáëèöó ìàðøðóòèçàöèè:

Destination Gateway Genmask Flags Metric Ref Use Iface
10.10.0.4 * 255.255.255.255 H 0 0 0 WAN ppp0
192.168.0.16 192.168.123.1 255.255.255.255 UGH 2 0 0 WAN vlan1
192.168.123.1 * 255.255.255.255 UH 0 0 0 WAN vlan1
172.16.0.0 * 255.255.255.248 U 0 0 0 LAN br0
192.168.123.0 * 255.255.255.0 U 0 0 0 WAN vlan1
192.168.0.0 192.168.123.1 255.255.0.0 UG 1 0 0 WAN vlan1
172.16.0.0 192.168.123.1 255.240.0.0 UG 1 0 0 WAN vlan1
default 10.10.0.4 0.0.0.0 UG 0 0 0 WAN ppp0
default 192.168.123.1 0.0.0.0 UG 1 0 0 WAN vlan1

 Status ïîëó÷àþ:

WAN Type: PPTP
IP Address: 10.10.239.115
Subnet Mask: 255.255.255.255
Gateway: 10.10.0.4
DNS Servers: 192.168.0.9
Link Status: Connected

Çàõîæó íà ðîóòåð ÷åðåç telnet, ïðîáóþ traceroute:

[admin@(none) root]$ traceroute www.ru
traceroute to www.ru (194.87.0.50), 30 hops max, 38 byte packets
1 (192.168.0.16) 5.572 ms 5.887 ms 4.705 ms
2 * * *
3 * * *
4 * * *
è ò.ä...

Ñ êîìïà èç Windows tracert îòëè÷íî ðàáîòàåò. Ïî÷åìó òàê, íå ïîäñêàæèòå?

[Oleg]

Ýòî ïðîáëåìà traceroute - îí íåïðàâèëüíî âûáðàë èíòåðôåéñ. Òàì êàæåòñÿ ìîæíî óêàçàòü -i ppp0

[Alex Kud]

Ïîïðîáîâàë:

[admin@(none) root]$ traceroute www.ru -i ppp0
traceroute to www.ru (194.87.0.50), 30 hops max, 38 byte packets
1 (192.168.0.16) 9.290 ms 8.879 ms 9.306 ms
2 * * *
3 * * *

À êàêîé æå îí âûáðàë èíòåðôåéñ, ïîëó÷àåòñÿ? Âåäü 192.168.0.16 - ýòî àäðåñ vpn-ñåðâåðà, à íå øëþç îäíîãî èç èíòåðôåéñîâ...