Upgrading a Cisco 6500

http://routing-bits.com/2010/03/18/upgrading-a-cisco-6500/

Copy the downloaded files to the following locations:

ROMMON firmware to sup-bootflash BOOTLDR to bootflash IOS to flash disk

Steps
1. Download software
2. Copy (ftp) sup-bootflash, bootflash, flash disk
3. Verify integrity with #verify /md5 sup-bootflash:xxxx 0c5bxxxxx
4. Backup config #copy running-config disk0:/CURRENT-CONFIG
5. first upgrade the Rom-Monitor:
  - conf t
  - upgrade rom-monitor slot 5 rp file sup-bootflash:c6msfc3-rm2.srec.122-17r.SX5
  - show bootvar
6. Specify the new BootLDR to load during boot:
  - conf t
  - boot bootldr bootflash:s72033-boot-mz.122-33.SXI2.bin
7. Specify the order of the booting images. ( New , Old)
  - ```
        boot system flash disk0:s72033-adventerprisek9_wan-mz.122-33.SXI2.bin     "New IOS"
        boot system flash disk0:s72033-adventerprisek9_wan-mz.122-18.SXF6.bin     "OLD IOS"
```
8. Reload the box.
9. If during startup, you encounters config related errors like the ones below, make a note of each command the new IOS didn’t apply:
10. Proceed with testing STP, IGP’s, LDP, BGP and VPN’s and Crypto’s.
  1. sh vlan brief "Confirm the VLAN's are active"
  2. sh ip int brief "Confirm the necessary interfaces are up"
  3. sh ip ospf neighbors "Confirm all expected IGP neighbor are showing"
  4. sh mpls ldp neighbors "Confirm all expected MPLS neighbors are showing"
  5. sh ip bgp summ "Shows the global BGP neighbors or route-reflectors"
  6. sh ip bgp vpnv4 all summ "Shows the MPLS BGP neighbors or router-reflectors"
  7. sh crypto isakmp sa "Confirm the expected tunnels are build"
  8. sh crypto ipsec sa "Confirm traffic passing through the tunnels"

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