The SRX300 (and SRX550M) are configured to drop IPv6 traffic by default: see documentation: When IPv6 is configured on SRX300 Series and the SRX550M devices, the default behavior is set to drop mode because of memory constraints.https://www.juniper.net/documentation/en_US/junos/topics/task/configuration/ipv6-flow-processing-enabling.html This can be confirmed: admin@CS7-HQ-FW02> show security flow status Flow forwarding mode: Inet forwarding mode: flow based Inet6... Continue Reading →
Juniper SRX – BAD_DUDES
Whilst completing my studies for the JNCIA-Junos exam I was trying various configuration on my SRX110 and decided to expose it to the internet as my LAN 'DMZ host', after a little while I noticed the log filling up with messages like these: Feb 14 11:24:24 2018 CS7-SRX01 sshd: SSHD_LOGIN_FAILED: Login failed for user 'root'... Continue Reading →
Out with the old, in with the…same
After a recent spate of hardware lock-ups and random reloads I decided to replace my ASA5505. It was the first cisco device I ever purchased and set me on my networking career, but it was playing up so I decided to swap it out for a Juniper SRX110H2-VA. As far as I can tell they... Continue Reading →
