Cisco ISR 4431 IOS upgrade from 17.3.3 to 17.9.4a
2024年2月27日 · Hi All, I am upgrading Cisco ISR 4431 IOS from 17.3.3 to 17.9.4a. As per Cisco release notes below, recommended ROMMON from upgrade to 17.9.4a is 16.12(2r) which we are already on but recommended CPLD version showing is 19042950.
Cisco 4431 failed to entered ROMMON
Hello guys, I've been trying to factory reset a cisco 4431 but for some reason, everytime I hit break with Putty or CTLR+break with Hyper terminal the router refuses to entered in ROMMON. I breifly entered it before but I can't access it no more and thsi is what it …
Solved: Switchport Access Vlan on a ISR 4431 - Cisco Community
2016年1月20日 · Solved: So we're finally replacing an old Cisco 2801 router with a fancy new ISR 4431. However we've been caught out, the old 2801 had access vlans assigned to physical interfaces and it seems this is a no-no on a 4431.
Solved: ISR 4431 , bug CSCuw79856,CSCvc24451 - Cisco Community
2021年8月13日 · Hi, we have two power supplies and on P0 we get the following messages. environmental-1-alert: v: pem out, location: p0, state: warning, reading: 13100 mv The bug recommendations have been complied with, but to no avail(IOS 15.5(3) CPLD 16.7(4r)) please tell me how to fix the problem
Solved: force ROMOM boot - Cisco Community
2018年1月23日 · Solved: How do you force a Cisco 4431 router to boot to ROMMON so a password recovery can be attempted? I only have access to the console but can't log in because of the password.
How to "SPAN/mirror" a port on ISR 4431? - Cisco Community
2020年12月2日 · Hello everyone, I need some help finding a solution for live packet capture on a ISR4431. I know the ISR routers don't have a span/mirror port capability like switches do. The closest thing I have found is the embedded packet capture feature which unfortunately will not suffice for what we intend. ...
Solved: Cisco 4431 router - Cisco Community
2016年1月25日 · Hello everyone, We have a Cisco 4431 router and need your help with the SFP modules - for some reason all four remain down know matter how we configure them, if we plug a copper CAT5 e cable into the port marked GI0/0/0 that interface comes online. We are using SFP that are supported with single mo...
SCP copy of new IOS to ISR 4431 fails - Cisco Community
2018年11月14日 · I successfully transferred the running config from the router to the scp server and back to the router. Out of curiosity, I also changed the name of the IOS to isr4400.txt and tried the transfer again to see if there was a firewall issue and got the same failure.
Solved: ISR 4331 show transceiver wavelength - Cisco Community
2023年3月13日 · Is there a command for the ISR 4331 running 16.12.03 (Gibralter) to show an installed transceiver's wavelength? I have an ISR 4331 with an SM-X-16G4M2X module installed. I am using DWDM optics in the 10G ports. I can get just about all the information for these interfaces except the wavelength: R...
Cisco ISR 4431 Router DRAM Memory
2019年10月23日 · Looking to find the total (useable) DRAM memory on Cisco ISR 4431 router. Is it 8Gb or 16 Gb ? Thanks, cisco ISR4431/K9 (1RU) processor with 7792789K/6147K bytes of memory. < < < < 8 Gb 8 Gigabit Ethernet interfaces 32768K bytes of non-volatile configuration memory. 16777216K bytes of physical ...