HI,
I've trying to setup a gre tunnel between an Comware7 switch and a ubuntu server
Ubuntu server looks ok, I can see GRE packets leaving the network however the comware tun is Down Down
Comware7
[HP-5900-Stack]int tun 0
[HP-5900-Stack-Tunnel0]dis thi
#
interface Tunnel0 mode gre
ip address 192.168.70.1 255.255.255.0
source Vlan-interface40
destination 192.168.10.117
#
return
[HP-5900-Stack-Tunnel0]
[HP-5900-Stack]dis int tu b
Brief information on interface(s) under route mode:
Link: ADM - administratively down; Stby - standby
Protocol: (s) - spoofing
Interface Link Protocol Main IP Description
Tun0 DOWN DOWN 192.168.70.1
[HP-5900-Stack]dis int vl 40 b
Brief information on interface(s) under route mode:
Link: ADM - administratively down; Stby - standby
Protocol: (s) - spoofing
Interface Link Protocol Main IP Description
Vlan40 UP UP 192.168.10.20
[HP-5900-Stack]ping 192.168.10.117
Ping 192.168.10.117 (192.168.10.117): 56 data bytes, press CTRL_C to break
56 bytes from 192.168.10.117: icmp_seq=0 ttl=64 time=2.973 ms
56 bytes from 192.168.10.117: icmp_seq=1 ttl=64 time=1.080 ms
--- Ping statistics for 192.168.10.117 ---
5 packet(s) transmitted, 5 packet(s) received, 0.0% packet loss
round-trip min/avg/max/std-dev = 1.011/1.419/2.973/0.777 ms
[HP-5900-Stack]
Ubuntu
auto gre1
iface gre1 inet tunnel
mode gre
netmask 255.255.255.0
address 192.168.70.2
dstaddr 192.168.70.1
endpoint 192.168.10.20
local 192.168.10.117
ttl 255
root@erspan:~#
root@erspan:~# tcpdump -npi eth0 proto GRE
tcpdump: verbose output suppressed, use -v or -vv for full protocol decode
listening on eth0, link-type EN10MB (Ethernet), capture size 65535 bytes
12:32:51.901317 IP 192.168.10.117 > 192.168.10.20: GREv0, length 60: IP6 fe80::5efe:c0a8:a75 > ff02::2: ICMP6, router solicitation, length 16
12:32:55.909422 IP 192.168.10.117 > 192.168.10.20: GREv0, length 60: IP6 fe80::5efe:c0a8:a75 > ff02::2: ICMP6, router solicitation, length 16
12:32:59.917338 IP 192.168.10.117 > 192.168.10.20: GREv0, length 60: IP6 fe80::5efe:c0a8:a75 > ff02::2: ICMP6, router solicitation, length 16
I"m not sure what I"m doing wrong, I did see some comware5 howto's that show you need a service loop back but I couldn't see how to do this on comware7 ?
Any help would be great
Regards, Daniel
#tunnel#GRE