jpudasaini

After long gap I'm going to post new blog. Due to the work load and research I have little time.  MongoDB could not started after installation of 3.6 version, However downgrade to the 3.4, still the Mongodb couldn't start and show below error message. Search don't help to resolved the issue. After so much hit and trail nothing work. One Chinese forum posted this command and its works for me.  cd /var/lib sudo rm -rf ./mongodb sudo mkdir mongodb sudo chown -R mongodb mongodb/ sudo serivce mongodb restart

Suddenly My Ubuntu 16.04 LTS giving me a issue, I can't open files manger as well as screenshots app.  So I dig into the problem and found this temporary solution for file manager. Still searching for permanent solution. Ubuntu is very buggy since and then, not stable any way. Step 1 : @jpudasaini:~$ nautilus -q (nautilus:6210): GLib-GIO-CRITICAL **: g_dbus_interface_skeleton_unexport: assertion 'interface_->priv->connections != NULL' failed (nautilus:6210): GLib-GIO-CRITICAL **: g_dbus_interface_skeleton_unexport: assertion 'interface_->priv->connections != NULL' failed (nautilus:6210): Gtk-CRITICAL **: gtk_icon_theme_get_for_screen: assertion 'GDK_IS_SCREEN (screen)' failed (nautilus:6210): GLib-GObject-WARNING **: invalid (NULL) pointer instance (nautilus:6210): GLib-GObject-CRITICAL **: g_signal_connect_object: assertion 'G_TYPE_CHECK_INSTANCE (instance)' failed Step 2 : jpudasaini@jpudasaini:~$ nautilus Nautilus-S

Here is another tutorial running Cisco ASAv on GNS3 using Qemu. For Configure GNS3 In My case I have used ASAv952-204.qcow2 Go  to the GNS3>Edit>Preferences>QEMU>Qemu VMs>New Follow on screen procedure.  Don't forget to enable kvm and memory allocation.  Now you can see I can run ASAv 9.5.2 Blank Password.

This time lets have tutorial on Cisco XR 9k series router image running on the GNS3. Please don't ask for the XR image. Your are smart enough to get it. My system configuration: Ubuntu 16.04 GNS3 1.4 RAM 8Gig i7 processor Used XR Image iosxrv-k9-demo-6.0.1.qcow2 This image is VIRL extracted image. You need to convert this image into QEMU image, follow this link I strongly recommend you to run it on the Linux system. Now you have converted image, then go to the GNS3>Edit>Preferences>QEMU>Qemu VMs>New then follow the onscreen procedure. Setting for QEMU XR Image. RAM:- 4Gig CPU:- 1 Adapters at lest 4.  -enable-kvm Here you can see I can run the XR on my system. Interface is up and system is already booted.  I have run 3 XR router  here is my system RAM CPU usages. RP/0/0/CPU0:XR3(config)#int gi0/0/0/0 RP/0/0/CPU0:XR3(config-if)#ip add 192.168.13.2 255.255.255.252 RP/0/0/CPU0:XR3(config-if)#co

Somebody ask me to run Cisco EPIC VPN lab test provide by the Cisco. I just try it done but Anyconnect client doesn't seems to work on ubuntu system. The error message was How to resolved the issue??  First of all install the following packages. sudo apt-get install lib32z1 lib32ncurses5 Then try to install the AnyConnect client, if its still show the same error message. Used below command.... sudo apt-get install network-manager-openconnect Reload the changes using this command.... sudo systemctl daemon-reload Now AnyConnect should be installed. 

Recently I try to install  SmokePing (tar ball) on Centos 7, for my company to check Network latency, but   same error re-occur. Multiple Errors: Then I search a lot, try to install the packages but the problem still appear, then after I found  a simple solution. Solution: # perl -MCPAN -eshell Terminal does not support AddHistory. cpan shell -- CPAN exploration and modules installation (v1.9800) Enter 'h' for help. cpan[1]> install Net::OpenSSH Reading '/root/.cpan/Metadata'   Database was generated on Sat, 03 Sep 2016 21:53:30 GMT Running install for module 'Net::OpenSSH' Running make for S/SA/SALVA/Net-OpenSSH-0.73.tar.gz Fetching with LWP: http://cpan.communilink.net/authors/id/S/SA/SALVA/Net-OpenSSH-0.73.tar.gz Fetching with LWP: http://cpan.communilink.net/authors/id/S/SA/SALVA/CHECKSUMS Checksum for /root/.cpan/sources/authors/id/S/SA/SALVA/Net-OpenSSH-0.73.tar.gz ok Scanning cache /root/.cpan/build for sizes .............