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Resolved! 6509 boots to ROMMON after ios upgrade

Yet another 6509 boot to rommmon after upgrade question.After looking, it seems to be a common occurance.Are the 6509s quirky, or is it usually due to an avoidable problem?For example, I have a 6509 I wanted to upgrade to that lates image in the trai...

Usage and working of Null0

Hi Guys,I m confused about the usage and working of the routes pointed to null 0.I understand that it is used for route black holing but i m confused the usage of it in the eigrp or ospf when summarization is used,the IOS creates automatically a rout...

Resolved! layer 3 switch and routing updates

Hi Every body!Let say we have two L3-switch, sw1 and sw2Both sw1 and sw2 have one vlan i.e vlan 1, both switches are connected by access link f0/2 which is also in vlan 1sw1 0/2-------------------- 0/2 sw2sw1:interface vlan 1 ip address 1.1.1.1/24no ...

sarahr202 by • Level 5
  • 383 Views
  • 2 replies
  • 0 Helpful votes

mask a mac address

can the the following have a mask applied so that you do not have to put all 8 entries in an access list2100.0000.0000 thru 2100.0000.0007

newbie by • Level 1
  • 3109 Views
  • 4 replies
  • 0 Helpful votes

Cisco vs Other Brands.

Hey everyone,Just wish to find out anyone thoughts on this -We are in the process of renewing our core switches. We have two C3550-12T along with a number of 2950's as our edge switches. However, there has been some discussion of looking at other bra...

12406 normal IOS not XR IOS

please is the PRP2 with 12406 normal IOS not XR IOS will give the same performance,i mean is there any performance degration if we use normal IOS not XR IOS in the 12400 router.also is the 12406 with normal IOS not XR will be also fully distributed ...

saeedbakh by • Level 1
  • 413 Views
  • 2 replies
  • 0 Helpful votes

SNMP V3 Not working

Hi, I have upgraded IOS one 3750 switch stack (two switch in that stack). I have upgraded from 12.2(25)SEE4 to advipbase 12.2(46)SE. From then SNMP has stopped working. i havent done any changes on switch except for "boot" variable.Please helprega...

cisco by • Level 1
  • 339 Views
  • 2 replies
  • 0 Helpful votes

Resolved! RSPAN Recommendations

Hi,I have following topology,SW1---SW2----SW3I want to monitor 2 ports on SW1 and traffic analyzer is connected with SW3. I have configured RSPAN VLAN and defined source ports for monitor session on SW1, destination would be RSPAN VLAN. I am having c...

rmujeeb81 by • Level 1
  • 426 Views
  • 3 replies
  • 0 Helpful votes

Resolved! VACL on 3750

VLAN on 3750 has 5 ports/hosts assigned to 10.10.10.x/24 network.What would a simple VACL configuration be like where only ssh among the five ports/hosts is allowed.

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