I'm positive that the 1720 doesn't support sub-interfaces - I remember running in to this about a year ago. You need the 1721 to get that support.
2008/6/24 Max Pierson <[EMAIL PROTECTED]>: > Hi List, > > > > I am having some issues with a 1720 and dot1q > sub-interfaces. When I try to configure encap dot1q etc on the f0.2 > subint, this is what I get.... > > > > c1720#conf t > > c1720(config)#int f0 > > c1720(config-if)#no shut > > c1720(config-if)#int f0.2 > > c1720(config-subif)#encap dot1q 2 > > ^ > > % Invalid input detected at '^' marker. > > > > c1720(config-subif)#encapsul? > > encapsulation > > > > c1720(config-subif)#encapsulation ? > > % Unrecognized command > > > > > > I was working on 12.3.20 and noticed CSCsh16540 > <http://tools.cisco.com/Support/BugToolKit/search/getBugDetails.do?metho > d=fetchBugDetails&bugId=CSCsh16540&from=summary<http://tools.cisco.com/Support/BugToolKit/search/getBugDetails.do?method=fetchBugDetails&bugId=CSCsh16540&from=summary>> > "Router Crashes when > encapsulation dot1Q", so I upgraded to 12.3.20a and still have the same > issue. > > > > Do I need a different image, or am I missing something due to cluebit = > 0 J > > > > TIA > > -nmp > > _______________________________________________ > cisco-nsp mailing list [email protected] > https://puck.nether.net/mailman/listinfo/cisco-nsp > archive at http://puck.nether.net/pipermail/cisco-nsp/ > _______________________________________________ cisco-nsp mailing list [email protected] https://puck.nether.net/mailman/listinfo/cisco-nsp archive at http://puck.nether.net/pipermail/cisco-nsp/
