# Peer list question

**URL:** <https://forum.grin.mw/t/peer-list-question/2870>\
**Category:** Mining\
**Created:** [January 21, 2019, 9:42pm UTC](https://forum.grin.mw/t/peer-list-question/2870 "2019-01-21T21:42:46Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![Newbie2](https://avatars.discourse-cdn.com/v4/letter/n/b4bc9f/32.png) [@Newbie2](https://forum.grin.mw/u/Newbie2)\
**Post date:** [January 21, 2019, 9:42pm UTC](https://forum.grin.mw/t/peer-list-question/2870/1 "2019-01-21T21:42:46Z")

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So i notice my peer list varies a lot overtime. now its at 5 or can be 3. i assume i would be at 15 peers all the time. i did try adding this to server config(see below) or its this fine. im just worried does this affect my reward probability to find a block?  
Thanks  
Newbie2

[https://github.com/mimblewimble/grin/issues/2214](https://github.com/mimblewimble/grin/issues/2214)

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**Author:** ![MerlinsBeard](https://yyz2.discourse-cdn.com/flex036/user_avatar/forum.grin.mw/merlinsbeard/32/2863_2.png) [@MerlinsBeard](https://forum.grin.mw/u/MerlinsBeard)\
**Post date:** [January 21, 2019, 9:49pm UTC](https://forum.grin.mw/t/peer-list-question/2870/2 "2019-01-21T21:49:06Z")

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It does affect your probability a little bit, but not necessarily to a non-negligible degree. As long as one of your peers is well-connected you are fine, I think.

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**Author:** ![Newbie2](https://avatars.discourse-cdn.com/v4/letter/n/b4bc9f/32.png) [@Newbie2](https://forum.grin.mw/u/Newbie2)\
**Post date:** [January 22, 2019, 6:22am UTC](https://forum.grin.mw/t/peer-list-question/2870/3 "2019-01-22T06:22:57Z")

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Good to know.  
Thank you.

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**Author:** ![Newbie2](https://avatars.discourse-cdn.com/v4/letter/n/b4bc9f/32.png) [@Newbie2](https://forum.grin.mw/u/Newbie2)\
**Post date:** [January 22, 2019, 11:29pm UTC](https://forum.grin.mw/t/peer-list-question/2870/4 "2019-01-22T23:29:06Z")

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Ok new question along the same lines. what if i am connecting with peers running older nodes like example 0.5.2?  
Should i update my config to block them?
