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DHCP RAW options 15

noliveira
Level 1
Level 1

Hi,

I've been trying to configure a DHCP option 15 on a 3650 switch running XE 16.3.5b but I'm getting this error: 

 

STACK(dhcp-config)#option 15 ascii domain.co.uk
% DHCP does not allow raw option 15.
STACK(dhcp-config)#

 

Does anyone know what could be the issue? 

 

Many thanks

 

2 Replies 2

Mark Malone
VIP Alumni
VIP Alumni
Hi
Just tested this on slightly newer16.3.7 denali to see incase was bug but just looks like that option is not supported , if i do other options it works fine

xxxxxxxxx(config)#ip dhcp pool Msrk
xxxxxxxxx(dhcp-config)#op
xxxxxxxxx(dhcp-config)#option 15 as
xxxxxxxxx(dhcp-config)#option 15 ascii domain.co.uk
% DHCP does not allow raw option 15.
xxxxxxxxx(dhcp-config)#option 67 ascii domain.co.uk
xxxxxxxxx(dhcp-config)#do sh ver | i 16.3
Cisco IOS Software [Denali], Catalyst L3 Switch Software (CAT3K_CAA-UNIVERSALK9-M), Version 16.3.7, RELEASE SOFTWARE (fc4)
* 1 52 WS-C3650-48PS 16.3.7 CAT3K_CAA-UNIVERSALK9 INSTALL
xxxxxxxxx(dhcp-config)#option 36 ascii domain.co.uk
xxxxxxxxx(dhcp-config)#option 112 ascii domain.co.uk


Works fine on this image must be a bug in denali ...

(config)#ip dhcp pool MARK
(dhcp-config)#option 15 ascii domain.co.uk
(dhcp-config)#network


cat3k_caa-universalk9.SPA.03.06.07b.E.152-2.E7b.bin"
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