Questions tagged [mirroring]
The mirroring tag has no usage guidance.
33
questions with no upvoted or accepted answers
8
votes
1
answer
197
views
Configure Juniper M320 as Ethernet/STM transparent converter
There is Juniper M320. We need to move ALL the traffic from one port to another. Everything that comes to one port goes to another and vice versa. No snooping or any other processing is required. One ...
- 131
3
votes
0
answers
1k
views
Hyper-V and physical switch trunk port SPAN/mirroring
I'm new to the Hyper-V and trying to setup a lab. Here is my setup:
Cisco switch with a SPAN port (configured to mirror in/out, replicate the encapsulation, source port for the span is a trunk). I ...
- 31
2
votes
1
answer
4k
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lftp reverse mirror silently skips files in subfolders
I'm using lftp to push content to an ftp-only web-server. It worked to upload the files recursively at first, and even incrementally.
Any idea why this would skip files changed in a subfolder, but ...
- 141
2
votes
1
answer
2k
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lftp mirror leaves empty folders on remote
My script is set up with this for lftp
lftp -p 2218 -u $login,$pass sftp://$host << EOF
set mirror:use-pget-n 5
mirror -c -P5 --depth-first --Remove-source-files --log=/home/dog/...
- 21
2
votes
1
answer
156
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For a simple replication over 2 server computers, should I use glassfish replication or ubuntu replication, or something else?
I want to set up a simple replication or exact mirroring, using 2 server computers I just bought, for the following purpose:
I want to set up some websites, which, by design, may eventually need to ...
- 185
2
votes
2
answers
124
views
Mirroring primary hard drive
I need to mirrior my life drive so that the hard drive we mirror it to is bootable. Does the server need to be off to do this? What's the best way to do this? It's a 160GB drive with anywhere from ...
- 3,880
1
vote
0
answers
711
views
Windows-Server-2019 - Raid 1 Software - Could not convert Disk to Dynamic security enabled on Disk
I installed a fresh Windows Server 2019 on ONE of two identical Crucial CT1000MX500SSD1M.
I don't have an integrated RAID controller on my MB ASUS_H110m-A/M.2 so I wanted to try a software RAID 1, ...
1
vote
0
answers
1k
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From mdadm raid to LVM (raid or mirror) decisions and how to monitor
We are migrating some server from linux raids (0 and 1) to LVM with stripe or mirrors.
At the moment our systems are mainly configured something like
| /tmp - /home - /others
|------------------------...
- 282
1
vote
0
answers
44
views
Can I receive HTTP Format packet (raw data) by using VPC Mirroring on AWS?
AWS launched a new service named VPC Traffic Mirroring.
I wonder if I can receive HTTP Format packet(raw data) by using this service on between ALB(src) and NLB(dst).
Do I have to decrypt this ...
- 19
1
vote
0
answers
99
views
Mount both sides of ZFS mirror to different mountpoints (AKA Glusterfs is choking)
We have two SuperStorage Server 6049PE1CR36L each with 24 - 4TB disks. At the moment we are running Ubuntu 18.04 but this is negotiable if it helps solve our problem. We are using Ext4 as the OS ...
- 565
1
vote
0
answers
33
views
How to Boot to Mirrored ZFS Drive
I would like to clone an existing operating system environment. I currently have a Solaris 10 running ZFS mirrored drives on a Sun Fire x4100 box.
Can I take one of the mirrored drives, remove from ...
- 179
1
vote
0
answers
86
views
Glusterfs dont mirror supposed mirrored folder
Gluster dont replicate mirrored content:
xfce4-terminal -T LocalTerm
exit
At LocalTerm:
PS1='[\u@\h]-[\D{%T}]-[\W] => '
lxc profile copy default default-bkp
lxc profile set default raw....
- 47
1
vote
0
answers
305
views
How to mirror two striped hdds with zfs?
I had two 1G+1G disks striped together. (filenames used for example)
config:
NAME STATE READ WRITE CKSUM
xxx ONLINE 0 0 0
...
- 226
1
vote
0
answers
709
views
Error when viewing database mirroring monitor in SQL Server with non-default port
I have database mirroring set up (with witness) on SQL Server 2014 Standard. Both servers use default instance on a non-default port (not 1433).
Mirroring works perfectly fine. However, when I try to ...
- 11
1
vote
1
answer
254
views
Serve mirrored (static) web-page with original headers
I have a dynamic webpage which I want to create a "frozen" copy of.
Typically I would do something like wget -m http://example.com, and then put the files in the document root of the web-...
- 391
1
vote
1
answer
257
views
on the fly FTP mirror using Apache/Php
I got data on a private FTP server I want to mirror it, but "on demand".
My frontend is an Apache/PHP server...
Here's the flow :
Clients asks the apache server for a file
if file is not on hdd, ...
- 497
0
votes
0
answers
104
views
Hyper-v Port mirroring
I have traffic flows from switch to physical port on a server in which should mirror the traffic to a virtual switch which is connected to a sensor.
I have tried the following links but the vSwitch ...
- 105
0
votes
1
answer
183
views
How to mirror traffic and remove duplicate at destination
I would like to send same trafic over two vpns (udp), to the same server (ubuntu 22.04 with two different WAN interfaces).
/-WAN1-> VPN1 client-\
App-server <-> ...
0
votes
1
answer
802
views
docker registry-mirrors is not used for fqdn images
I have a docker server behind a firewall, so I cannot pull images directrly from any registry besides internal servers.
I have configured two registry mirrors (registry-1.docker.io and mcr.microsoft....
- 181
0
votes
1
answer
387
views
lftp: avoid creating the directory being mirrored
I am using the following to mirror a directory on my local machine:
echo "set ssl:verify-certificate no" >> ~/.lftp/rc
lftp -c mirror --verbose=3 https://x.com/nlp_data
This ...
- 161
0
votes
1
answer
28
views
host mirroring on multiple VM (unique VNETid/uuid)
We want to mirror all traffic going in/out port vnet0, and we want to send it to bridge port vnet2 (where we have a traffic monitoring application) and make sure traffic from vnet2 is excluded on ...
0
votes
1
answer
650
views
Send received mirrored traffic using iptables to docker application?
I have a setup that receives mirrored traffic from many IP addresses on my network card (eth0).
I wanted to send the received packets destined to a particular IP address(say 8.8.8.8) to a docker ...
- 1
0
votes
1
answer
253
views
Receive tcp traffic sent to other device
A server (A) is sending tcp packages to a mission critical alarm system (B).
My server (C) needs to listen to this traffic and generate a statistic of triggered alarms. I do not want to be a man-in-...
- 101
0
votes
1
answer
376
views
A better way to prevent someone who is proxying/mirroring my site from requesting resources?
I serve a few static files and a WordPress blog on my DigitalOcean VPS and use dyn.com for DNS resolution. I've noticed lines like this in my Apache (2.4) access logs:
xxx.xxx.xxx.xxx - - [20/Jul/...
0
votes
0
answers
65
views
ZFS and controller level mirroring
If there are more than one SCSI controllers on your machine - there are disks from each controller - is there an option within ZFS to create a mirror of an existing pool so that sub mirror is picked ...
0
votes
1
answer
361
views
lvconvert number of mirrors
I have a logical volume that is mirrored, it has two copies of the data and also its log is mirrored. It was created using something like:
lvcreate -m 1 --mirrorlog
I am planning to move this data ...
0
votes
1
answer
187
views
Freshly cloned mirrored drive with Acronis true image and rsync wrongly detects changed files, windows rsync 3.0.7 cygwin windows
Is there a way to help rsync better detect that files are identical? I did a fresh full disk "clone" mirror with Acronis TrueImage and after did an rsync to test and it detected a bunch of files as ...
- 481
0
votes
0
answers
116
views
SQL Server Witness Server Alternative Approach
I have the setup below:
3 Database Servers 1 DR Database Server 1 Domain Controller 1 DR Domain Controller
Currently I have the DR domain controller acting as the mirroring witness for the 3 ...
0
votes
0
answers
232
views
mdadm reattached a failed drive all by itself
I have 2 drives setup in mdadm mirroring (3 partitions on each drive). Last week the second drive (sdb) dropped out of the array because of some I/O errors I am still investigating. After a server ...
0
votes
0
answers
914
views
Using iptables to log traffic from port mirroring
I configured one port of my switch to do port mirroring of the other ports.
I connected to this port mirroring a server where iptables has some rules.
If some rules are matched, iptables sends to the ...
- 33
0
votes
1
answer
920
views
High Availability on Windows Azure Websites
One of my main apps is hosted on Windows Azure's Websites platform. Given Friday's downtime, I realized that I need something that allows my app to stay online if Azure has an outage again.
My ...
- 101
0
votes
1
answer
912
views
SQL connection with mirroring still working after a failover
I have a windows service application that is instaled on two servers, SQL01 and SQL02. On both server there is a SQL server (X1 and X2), which have the same content. A mirroring partnership was set up ...
- 135
-1
votes
1
answer
35
views
Make mydomain.fr "mirror" to mydomain.com/france/
How do I "mirror"/point various specific domain names to a given .com/suburl/?
Examples:
mydomain.fr > mymaindomain.com/france/
mydomain.se > mymaindomain.com/sweden/
I currently have the ...
- 1