Sunday, June 18, 2017

Let's Encrypt Cisco IOS

letsencrypt --manual --perferred-challenges dns certonly -d

openssl rsa -des -in /etc/letsencrypt/live/ -out /etc/letsencrypt/live/

cat /etc/letsencrypt/live/

openssl pkey -des -in /etc/letsencrypt/live/ -pubout /etc/letsencrypt/live/

crypto key import rsa exportable pem encryption terminal @Password@

Paste the contents of public key pubkey.pem and type quit on a single line.
Paste the contents of the password protected private key privkey-enc.pem and type quit on a single line.
If the key is accepted, you should read

Monday, June 5, 2017

Domain Suffix Search - Cisco Option 119

import sys
hexlist = []
for domain in sys.argv[1:]:
    for part in domain.split("."):
        hexlist.append("%02x" % len(part))
        for c in part:
print "".join([(".%s" % (x) if i and not i % 2 else x) \
    for i, x in enumerate(hexlist)])

root@control:/home/billw# ./ wjw.local

ip dhcp pool inside
 update dns override
 domain-name wjw.local
 option 119 hex 0377.6a77.056c.6f63.616c.0003.776a.7702.6e7a.00

Friday, June 2, 2017

FritzBox, SipGate, DTMF Tones

Edit Telephone Number
set DTMF Transmission to In-Band