Playstation 3 – Error ‘A DLNA protocol error (2104) has occurred’ When streaming from Windows Media Player
Nov17

Playstation 3 – Error ‘A DLNA protocol error (2104) has occurred’ When streaming from Windows Media Player

KB ID 0000696 Problem My Windows 7 Media Center can’t stream to my PS3, but the Windows Media Player that’s built into the same PC can, (well it should be able to!) However when I tried, this is what the Playstation told me. Media Server Error: A DNLA protocol error (2104) has occurred. Solution Note: Your local firewall on the Windows 7 machine can also cause this problem. I have a decent firewall at home, so I disabled...

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Packet-Tracer Fails Subtype: rpf-check Result: DROP
Nov17

Packet-Tracer Fails Subtype: rpf-check Result: DROP

KB ID 000904  Problem I love packet-tracer, I use it a lot, especially when I’ve been told that the firewall I’ve installed is stopping a particular port. I had set up a simple port forward the other day, and when I went to check it with packet-tracer this happened. Petes-ASA# packet-tracer input outside tcp 123.123.123.123 443 192.168.1.10 443 <——-Output removed——–> Phase: 7 Type: NAT...

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Cisco ASA – Cannot Get To Enable Mode?
Nov17

Cisco ASA – Cannot Get To Enable Mode?

KB ID 0001105  Problem After setting up some firewalls last week I quickly jumped on them whilst VPN’d into the my work network to make sure I’d be able to log into and administer them remotely via SSH, and ASDM (in case anyone else wanted to use it). SSH gave me the new certificate prompt and logged me in, ADSM logged in. I left site a happy chap. I went to login today via SSH and I could logon fine but I could not get to...

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Cisco ASA (acl-drop) Flow is Denied by Configured Rule
Nov17

Cisco ASA (acl-drop) Flow is Denied by Configured Rule

KB ID 0001108  Problem Packet-tracer is a brilliant troubleshooting tool, but sometimes interpreting the output proves to be more difficult that actually fixing the problem. If your output fails at the access-list section this is the sort of thing you will see; Petes-ASA# packet-tracer input inside tcp 10.2.2.10 80 123.123.123.123 80 —-Output removed for the sake of brevity— Type: ACCESS-LIST Subtype: Result: DROP Config:...

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